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	<head>
		<meta charset="utf-8">
		<head>
			<title>JavaScript示例</title>
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	<body>
		<form>
			<input type="button" onClick="JavaScript:alert('欢迎来到JavaScript世界！');" value="单击此按钮">
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		<p style="font:12pt; font-family:'黑体'; color:red; text-align:center">JavaScript例子</p>
	</body>
</html>
